Biochem: Minerals Flashcards Preview

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Flashcards in Biochem: Minerals Deck (11)
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1
Q

What mineral is required by the ff enzymes in order to fxn properly?
Carbonic anhydrase
Superoxide dismutase
Alcohol dehydrogenase

A

Zinc

2
Q

What mineral deficiency leads to dermatitis diarrhea and alopecia

A

This is acrodermaitis enterohepatica. Zinc deficiency.

3
Q

Poor wound healing hair loss and decreased taste acuity are due to what deficiency?

A

Zinc

4
Q

What enzymes need copper?

A
Cytochrome oxidase
MAO
Tyrosinase
Superoxide dismutase
Lysyl oxidase
Superoxide dismutase
5
Q

Bone demineralization, growth retardation, mental deficiency and brittle hair is due to what syndrome?

A

Menkes, due to copper deficiency

6
Q

Differentiate menke’s from Wilson disease.

A

Wilson is copper ACCUMULATION in liver and brain resulting in liver damage and NEURO deterioration

7
Q

Tx for Wilson

A

Penicillamine

8
Q

What are sxs of Mn toxicity?

A

Psychosis and Parkinsonism

9
Q

Glutathione peroxidase needs which enzyme?

A

Selenium

10
Q

Keshan disease that causes cardiomayopathy is due to?

A

Se deficiency and cocxsackie B virus

11
Q

What percentage of iron is in hemoglobin?

A

2/3